Family name 扬西 (Yancey 
, 扬西 ) , all around the world, is a common last name. The surname 扬西 is characteristic of the United States, where it is quite a rare surname, New Zealand, where it is a rare surname, and Ireland. Not in comparison with a country's population, this name is the most popular in the United States, Canada, and Australia. Very seldom, 扬西 is the forename as well as the last name.